Home / 3,731.16-5,148.66-2,239.08

Finding the Fourth Proportional to 3,731.16, 5,148.66 and 2,239.08

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Solution

The fourth proportional to 3,731.16, 5,148.66 and 2,239.08 is: 3,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.16 : 5,148.66 = 2,239.08 : x
  2. Step 2: Convert to fraction form
    3,731.16/5,148.66 = 2,239.08/x
  3. Step 3: Cross multiply
    3,731.16x = 5,148.66 × 2,239.08
  4. Step 4: Simplify right side
    3,731.16x = 11,528,261.63
  5. Step 5: Solve for x
    x = 11,528,261.63/3,731.16
  6. Step 6: Final answer
    x = 3,089.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.